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IC DESCRIPTION IC, µPD1793GK
Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18,19 20 21 22 23 24 25 26 27 28 - 30 31 32 33 - 34 35 - 36 37 - 38 39 40 - 43 44 - 60 61 62 63 64 65 66 Pin Name VAD SEL VAD SEL2 AM IF FM IF VDD 1 PLL REG PLL OUT PLL OUT OSC L OSC H GND TEST RESET ST IN E U W REQ P OUT TU OUT AM OUT FM OUT TV OUT NSB OUT TV/FM OUT BEEP VDD 0 CAP 0 - 1 REG 0 - 1 CAP 2 - 3 REG 2 COM 0 - 3 LCD 0 - 16 BAT SEL TV SEL BASS SEL MUTE OUT SP CANCEL I/O I I I I O O I I I I I I I O O O O O O O O O O O I I I O O Description �H� : voltage detection at Vdd = 3.0V �L� : at Vdd 1.5V No using Input IF counter Input IF counter Input power supply Input PLL regulator Output PLL charge-pomp Output PLL charge-pomp Input OSC low Input OSC high GND No using �L� : system reset �H� : stereo indicator turn on Version select. �L� : JAPAN, �H� : EUROPE, �L� USA, � H� : USA WIDE Version select. �L� : JAPAN, �L� : EUROPE, �H� USA, � H� : USA WIDE At USA WIDE �L� : TV & WEATHER, �H� : TV/WEATHER No using �H� : IF output Output high voltage at TUNER & TIMER & ALARM operating Output high voltage at TUNER operating Output low voltage at TUNER operating AM band Output low voltage at TUNER operating FM band Output low voltage at TUNER operating TV band Output low voltage at TUNER operating NSB band Output low voltage at TUNER operating FM/TV band No using Out BEEP sound Input power supply Connect capacitor for LCD LCD regulator Connect capacitor for LCD LCD regulator LCD common LCD segment Selection of voltage detection Selection of TV �H� : using 76 �L� : using 78
�H� : without TV
�L� : within TV
Selection of S-BSS operation �H� : using 73 �L� : using 78 No using Output high voltage at muting Output high voltage at speaker cancelling (may be no using)
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